/Engine/Plugins/Animation/IKRig/Source/IKRigEditor/Public/RigEditor/IKRigEditorController.h
Return list of those solvers in the stack that are selected by user
void GetSelectedSolvers ( [TArray](API\Runtime\Core\Containers\TArray)< [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FSolverStackElement](API\Plugins\IKRigEditor\RigEditor\FSolverStackElement) > > & OutSelectedSolvers ) const